489993484399984 has 40 divisors (see below), whose sum is σ = 950082668598672. Its totient is φ = 244810871101440.

The previous prime is 489993484399963. The next prime is 489993484400093.

489993484399984 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×489993484399984² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 489993484399984.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762429727 + ... + 763072129.

Almost surely, 2^{489993484399984} is an apocalyptic number.

It is an amenable number.

489993484399984 is a deficient number, since it is larger than the sum of its proper divisors (460089184198688).

489993484399984 is a wasteful number, since it uses less digits than its factorization.

489993484399984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678505 (or 678499 counting only the distinct ones).

The product of its digits is 626913312768, while the sum is 100.

The spelling of 489993484399984 in words is "four hundred eighty-nine trillion, nine hundred ninety-three billion, four hundred eighty-four million, three hundred ninety-nine thousand, nine hundred eighty-four".